An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Rundshagen I, Standl T, Kochs E, Müller M, Schulte am Esch J.Rundshagen I, et al. Among authors: standl t.Reg Anesth. 1997 Mar-Apr;22(2):150-6. doi: 10.1016/s1098-7339(06)80034-9.Reg Anesth. 1997.PMID: 9089857Clinical Trial.
Standl TG, Horn E, Luckmann M, Burmeister M, Wilhelm S, Schulte am Esch J.Standl TG, et al.Anesthesiology. 2001 Feb;94(2):230-8. doi: 10.1097/00000542-200102000-00011.Anesthesiology. 2001.PMID: 11176086Free article.Clinical Trial.